docs: revise space wrapping to avoid "new" tags from breaking new lines alone

#side-nav li {

  padding:0;

  padding:1px 0 1px 0;

  white-space:nowrap;

  zoom:1;

}

  display: inline-block; /* needed to apply padding to line-wraps */

  text-decoration:none;

  padding: 0 0 0 18px;

  white-space:normal;

  zoom:1;

}